/** * */ @Test public void sampleDataTest() { final Integrator1D<Double, Double> localInt = new AdaptiveCompositeIntegrator1D(new SimpsonIntegrator1D(), 10., 1.e-4); assertEquals(-0.368924186060527, localInt.integrate(sampleFunc(), 1.1, 3.), 1.e-6); // answer from quadpack }